= Presentations = Please add your site and your name to the list. 1. http://grono.net - a large Polish social networking site. Heavy users of Django (the pre-magic removal branch!), with about 1.5M total users, and 20K online average. Traffic tops at 270Mbit/s. Other technologies used: memcached, postgresql, bazaar VCS. Now hiring. 2. PDF Invoice generator for Django by Ville Säävuori, Jyrki Pulliainen. Demo is available at http://open.syneus.fi and we'll make full source code available soon.